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【单选题】
The time of discharging oil is short, but oily water separator discharges oil frequentlyThe possible reason is ____.A.
the sensor of low oil level is fully covered by sludge
B.
the coarse strainer before the pump in suction system is clogged
C.
the screw pump is worn seriously and volumetric efficiency is decreased
D.
bilge suction value is clogged
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举一反三
【单选题】---The film deserves ______ a second time. ---Sorry, I can’t follow you clearly. ---I said that the film is worth_____ again.
A.
seeing, seeing
B.
seeing, of being seen
C.
to be seen, being seen
D.
to be seen, to be seen
【简答题】为了做好软件质量评价，必须在______定义其质量需求。
【单选题】--- Have you _______it?’ ---Sorry. Would you please explain it for a second time?
A.
found
B.
known
C.
seen
D.
got
【单选题】下列关于多层砌体房屋的承重窗间墙最小宽度叙述正确的是( )
A.
设防烈度为7度的地区为1.5m
B.
设防烈度为8度的地区为1.2m
C.
不考虑设防烈度，均为1.2m
D.
不考虑设防烈度，均为1.5m
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